Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml Back Catalog number: CLM-4590-MT-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 1266.8-K-ME m-Xylene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 108-38-3 Price on request 93994 Benzo(b)fluoranthene Price on request 63141 2,2',3,4,5,5'-Hexachlorobiphenyl Price on request